Easy Yellow Cake Recipe

Heat crockpot on high while preparing ingredients. Combine the flour, cream of tartar, and salt.

Cream together the butter, sugar, and vanilla until fluffy. Add the eggs, one at a time, beating well after each addition. Combine flour and butter mixtures until just mixed. Place in well greased coffee can. Cover loosely with foil. Place can in crockpot.

Cover; bake for 3 hours on high or until cake tests done. Remove from crockpot and let cool in can on a rack for 10 minutes. Remove from can and let cool completely.